2005 BMW X3 vs. 2006 Porsche Cayman
To start off, 2006 Porsche Cayman is newer by 1 year(s). Which means there will be less support and parts availability for 2005 BMW X3. In addition, the cost of maintenance, including insurance, on 2005 BMW X3 would be higher. At 3,392 cc, 2006 Porsche Cayman is equipped with a bigger engine. In terms of performance, 2006 Porsche Cayman (295 HP @ 6250 RPM) has 111 more horse power than 2005 BMW X3. (184 HP @ 4000 RPM) In normal driving conditions, 2006 Porsche Cayman should accelerate faster than 2005 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X3 weights approximately 510 kg more than 2006 Porsche Cayman.
Because 2005 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Porsche Cayman. In wet, icy, snow, or gravel driving conditions, 2005 BMW X3 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2005 BMW X3 (420 Nm @ 1500 RPM) has 80 more torque (in Nm) than 2006 Porsche Cayman. (340 Nm @ 4400 RPM). This means 2005 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2006 Porsche Cayman.
Compare all specifications:
| 2005 BMW X3 | 2006 Porsche Cayman | |
| Make | BMW | Porsche |
| Model | X3 | Cayman |
| Year Released | 2005 | 2006 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2977 cc | 3392 cc |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 184 HP | 295 HP |
| Engine RPM | 4000 RPM | 6250 RPM |
| Torque | 420 Nm | 340 Nm |
| Torque RPM | 1500 RPM | 4400 RPM |
| Engine Bore Size | 84 mm | 96 mm |
| Engine Stroke Size | 90 mm | 78 mm |
| Engine Compression Ratio | 17.0:1 | 11.1:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 210 km/hour | 275 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 5.7 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1925 kg | 1415 kg |
| Vehicle Length | 4570 mm | 4380 mm |
| Vehicle Width | 1860 mm | 1810 mm |
| Vehicle Height | 1680 mm | 1310 mm |
| Wheelbase Size | 2830 mm | 2420 mm |
| Fuel Consumption Overall | 8.4 L/100km | 10.6 L/100km |
| Fuel Tank Capacity | 67 L | 74 L |
